.result-table {
    margin: 0 auto;
}

    .result-table thead tr th {
        background: #4e4d41;
        color: #ffffff;
        padding: 5px;
    }

    .result-table tbody tr td {
        background: #ffffff;
        padding: 10px;
        border: 1px solid #c4d4de;
    }

a { background: #CC22EE; }
b { background: #CC9900; }
c { background: #999966; }
d { background: #009999; }
e { background: #CCCC33; }
f { background: #CCCCFF; }
g { background: #CC6666; }